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United States Patent | 5,030,261 |
Giusti ,   et al. | July 9, 1991 |
An improved gas stream inlet construction for industrial dust collectors such as fabric filter type collectors that includes a first transition section in which an incoming high velocity gas stream is reduced in velocity and delivered to a second transition section in a second flow direction substantially perpendicular to the incoming first flow direction and wherein it is further reduced in velocity and is delivered therefrom in a third flow direction substantially perpendicular to both the first and second flow directions.
Inventors: | Giusti; Giambattista (50 The Fellsway, New Providence, NJ 07974); Duyckinck; Robert W. (187 Commonwealth Ave., New Providence, NJ 07974) |
Appl. No.: | 383428 |
Filed: | July 24, 1989 |
Current U.S. Class: | 55/326; 55/334; 55/341.1; 55/418; 55/444; 55/525 |
Intern'l Class: | B01D 046/02 |
Field of Search: | 55/128,129,307,308,319,326,334,341.1-341.7,344,418,419,437,444,484,525 |
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3425189 | Feb., 1969 | Haselmayer | 55/418. |
3739557 | Jun., 1973 | Anderson et al. | 55/341. |
3831350 | Aug., 1974 | Gilles et al. | 55/418. |
3831354 | Aug., 1974 | Bakke | 55/418. |
3926595 | Dec., 1975 | Bockman | 55/341. |
4213766 | Jul., 1980 | Wyatt | 55/129. |
4227903 | Oct., 1980 | Gustavsson et al. | 55/302. |
4544383 | Oct., 1985 | Haselmaker | 55/418. |
4655804 | Apr., 1987 | Kercheval et al. | 55/341. |